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Category: Analog electronics

Analog electronics, Hobby, Projects, Tutorial

Symmetrical power source for op-amps

Pedro Ney Stroski / 01/07/2025

This post’s subject is the design and assemble of a symmetrical power source, to supply operational amplifiers (op-amps).

Analog electronics, Electronics, Experiments

Lissajous curves: what are they?

Pedro Ney Stroski / 03/05/2025

Lissajous curves are graphics produced by parametric equations and they are very useful on electronic circuits maintenance.

Analog electronics, Hobby, Integrated circuits, Projects, Tutorial

XR2206 function generator kit assembly

Pedro Ney Stroski / 31/03/2025

This post shows the assembly process and explains how to use the function generator based on integrated circuit XR2206.

Analog electronics, Basic concepts, Electronics, Tutorial

Electronics Circuit Simulator game

Pedro Ney Stroski / 26/10/2024

I discovered on Steam a free game which simulates electronic circuits, the Electronics Circuits Simulator, which is part of Circuit Warz.

Analog electronics, Hobby, Projects, Semiconductors

Darlington and Sziklai pairs

Pedro Ney Stroski / 02/03/2024

The Darlington and Sziklai pairs are settings with BJT transistors. The comparison between both and some circuits are shown in this post.

Analog electronics, Digital electronics, Electronic components, Instrumentation, Projects

Digital voltmeter ammeter: how to use it?

Pedro Ney Stroski / 17/02/2024

In this post, are shown how it works and how to use the digital voltmeter ammeter. The component I bought is the DE-2645-02.

Analog electronics, Electronic components, Hobby, Projects, Tutorial

Sawtooth generator circuit

Pedro Ney Stroski / 02/12/2023

This post shows how to design a sawtooth generator circuit, or ramp, which uses a current source and the integrated circuit 555.

Analog electronics, Electronic components, Electronics, Materials

Electret microphone: how does it work?

Pedro Ney Stroski / 14/10/2023

The electret microphone is very used in electronic projects, due to its low cost, size, good sensitivity, and mechanical resistance.

Analog electronics, Electronic components, Instrumentation, Integrated circuits, Projects, Semiconductors

Meet the LM3915

Pedro Ney Stroski / 03/10/2023

The LM3915 is an integrated circuit that uses many operational amplifiers to measure voltage level or audio volume.

Analog electronics, Electronic components, Electronics, Integrated circuits, Semiconductors

Circuit analysis with op-amp (Part 1)

Pedro Ney Stroski / 14/09/2023

This is the first part of a series of posts that show an analysis of practical circuits that use an operational amplifier (op-amp).

Posts pagination

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Pedro Ney Stroski

About me

Hi! I am electrical engineer with master degree in Electronic Systems. This site talks about technology subjects, destinated to students and interested in all levels.

 

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